关于Whenyouleavepleasetu的百科

• Whenyouleave,pleaseturnoffthelights

• 问题详情：Whenyouleave,pleaseturnoffthelights_________energy.A.save                 B.tosave             C.saving                    D.saved【回答】B 由句意“当你离开时，请关灯以节省能源”可知，此处用动词...
• 2019-12-319451